disabling SMTP

Mon Mar 29 13:03:02 UTC 2004

[3/29/2004 6:00 PM]  Richard Welty :
  to the banner obscuration, i (and others) have seen patterns of
> intermittant, arbitrary disconnections of SMTP sessions when fixup is turned
> on. this is harder to diagnose, though, because there is a TCP bug in some

Older pixes had a major issue with MTU path discovery that'd cause email 
to be repeatedly resent.

http://archives.neohapsis.com/archives/postfix/2001-06/1198.html for 
example.

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